more wind barbs problems

[Nate Reed]

How do I set the angle of the wind barb character?

I tried 

$class = $layer->getClass(0);
$class->label->angle = 45;
....
$point->draw($this->map,$layer,$this->image,0,'ã');    
$this->map->drawLabelCache($this->image);

The angle is unchanged.

Nate

On Fri, 10 Jun 2005, Nate Reed wrote:

> I got the barb character to display by making the following changes:
> 
> - Changed "SIZE LARGE" to "SIZE 25"
> - Changed "&#227" to "ã" (was missing the semicolon)
> 
> Thanks,
> Nate
> 
> On Fri, 10 Jun 2005, Nate Reed wrote:
> 
> > Hello,
> > 
> > I'm hoping I can get some pointers on drawing windbarbs in PHP Mapscript 
> > from this list.  
> > 
> > Currently, I'm able to draw a point on my map by using some code 
> > that I found on the list archive and various other places on the net.  
> > However, the character does not appear to be correct (I've attached the 
> > map - it's that small black speck at -120,30).  
> > 
> > I have downloaded the ESRIWeather font and added it to my fontlist, and 
> > aliased it with 'weather'. 
> > 
> > The layer definition looks like this:
> > 
> >   LAYER
> >     NAME tt_symbol
> >     STATUS ON
> >     TYPE POINT
> >     CLASS
> >       NAME "0"
> >       STYLE
> >       END
> >       LABEL
> >         FORCE TRUE
> > 	TYPE TRUETYPE
> > 	FONT weather
> > 	SIZE large
> > 	ANTIALIAS true
> > 	OUTLINECOLOR 0 0 0 
> > 	COLOR 0 0 0 
> > 	POSITION UC
> > 	ANGLE 0	
> > 	BUFFER 0
> > 	PARTIALS TRUE
> >       END
> >     END
> >   END
> > 
> > The code looks like this:
> > 
> >     $this->image = $this->map->draw();	
> >     $layer = $this->map->getLayerByName('tt_symbol');    
> >     $point = ms_newPointObj();
> >     $point->setXY(-120,30);
> >     $point->draw($this->map,$layer,$this->image,0,"&#227");    
> >     $this->map->drawLabelCache($this->image);
> > 
> > I could use some help to improve the output.  One curious thing is if I
> > remove the Style object from the Map file the character does not appear at
> > all.  This suggests that perhaps something else is required in the layer
> > or style objects?  
> > 
> > Thanks,
> > Nate
> > 
> 
> 

-- 
Nate Reed
Physical Oceanography DAAC
Jet Propulsion Lab / Raytheon ITSS
(626)744-5528  nate at seastar.jpl.nasa.gov